89972107 has 2 divisors, whose sum is σ = 89972108. Its totient is φ = 89972106.

The previous prime is 89972101. The next prime is 89972119. The reversal of 89972107 is 70127998.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89972107 - 2¹⁹ = 89447819 is a prime.

It is not a weakly prime, because it can be changed into another prime (89972101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44986053 + 44986054.

It is an arithmetic number, because the mean of its divisors is an integer number (44986054).

Almost surely, 2^89972107 is an apocalyptic number.

89972107 is a deficient number, since it is larger than the sum of its proper divisors (1).

89972107 is an equidigital number, since it uses as much as digits as its factorization.

89972107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 43.

The square root of 89972107 is about 9485.3627764045. The cubic root of 89972107 is about 448.0941736416.

It can be divided in two parts, 89 and 972107, that added together give a square (972196 = 986²).

The spelling of 89972107 in words is "eighty-nine million, nine hundred seventy-two thousand, one hundred seven".